The 27-year-old also shared a picture on Instagram which showed him kneeling down and kissing Chloe's baby bump.

JB's former bandmates were quick to tweet their congratulations, with Marvin Humes saying he was "so so so excited" and Oritse Williams writing: "Massive congrats to my boy @JBGill & @ChloeSGill !!! #BubbaGILLOnTheWayYaaayyyyyyy xxxxxxxXXXXxxxxxxxx."